source: patches/glibc-2.5-sparc_fixes-1.patch@ ea28333c

sysdeps/unix/sysv/linux/sparc/sparc64/pause.c

@@ -1 @@
-#include <sysdeps/posix/pause.c>
+/* pause -- suspend the process until a signal arrives.  POSIX.1 version.
+   Copyright (C) 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <signal.h>
+#include <unistd.h>
+#include <sysdep-cancel.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+/* Suspend the process until a signal arrives.
+   This always returns -1 and sets errno to EINTR.  */
+int
+__libc_pause (void)
+{
+  sigset_t set;
+
+  __sigemptyset (&set);
+  INLINE_SYSCALL (rt_sigprocmask, 4, SIG_BLOCK, CHECK_SIGSET (NULL),
+                  CHECK_SIGSET_NULL_OK (&set), _NSIG / 8);
+
+  /* pause is a cancellation point, but so is sigsuspend.
+     So no need for anything special here.  */
+
+  return __sigsuspend (&set);
+}
+weak_alias (__libc_pause, pause)
+
+LIBC_CANCEL_HANDLED ();         /* sigsuspend handles our cancellation.  */
+
+int
+__pause_nocancel (void)
+{
+  sigset_t set;
+
+  __sigemptyset (&set);
+  INLINE_SYSCALL (rt_sigprocmask, 4, SIG_BLOCK, CHECK_SIGSET (NULL),
+                  CHECK_SIGSET_NULL_OK (&set), _NSIG / 8);
+  return INLINE_SYSCALL (rt_sigsuspend, 2, CHECK_SIGSET (&set), _NSIG / 8);
+}
+